<div class="box-login">
    <div class="box-head">
        <h2>Login</h2>
    </div>
    <div class="box-content">
        <form action="<?php echo $this->getLoginActionUrl()?>" id="admin_login">
            <div class="sort">
                <label>Name</label>
                <input class="field" type="text" name="user_name"/>
                <label>Password</label>
                <input class="field" type="password" name="password"/>
            </div>
            <a href="#" class="add-button" onclick="$('admin_login').submit()">
                <span>Login</span>
            </a>
        </form>
    </div>
</div>